A) Both the scales will read 10kg
B) Both the scales will read 5kg
C) The upper scale will read 10 kg and the lower scale zero
D) The reading may be anything but their sum will be 10 kg.
Correct Answer: A
Solution :
Weight of an object is the measure of gravitational force on the object. The force acts on the block whose weight is 10 kg and spring balance measures that force which block produces in spring, so, it is same for both.
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